306115556306242 has 32 divisors (see below), whose sum is σ = 469066414233600. Its totient is φ = 149761805031120.

The previous prime is 306115556306207. The next prime is 306115556306293. The reversal of 306115556306242 is 242603655511603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6738603133 + ... + 6738648559.

It is an arithmetic number, because the mean of its divisors is an integer number (14658325444800).

Almost surely, 2^{306115556306242} is an apocalyptic number.

306115556306242 is a deficient number, since it is larger than the sum of its proper divisors (162950857927358).

306115556306242 is a wasteful number, since it uses less digits than its factorization.

306115556306242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62766.

The product of its (nonzero) digits is 3888000, while the sum is 49.

The spelling of 306115556306242 in words is "three hundred six trillion, one hundred fifteen billion, five hundred fifty-six million, three hundred six thousand, two hundred forty-two".